DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Let's Encrypt logo Let's Encrypt

Certificate Information

Subject
CN=polymertanks.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 02, 2026
Valid Until
May 03, 2026 76 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A1:D7:37:7B:BB:26:7F:6F:57:37:11:DC:2E:71:5E:0D:4D:D5:D6:28:9F:08:E7:6D:EA:88:F1:75:38:F8:C7:99
Alternative Names
90 domains

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • • No CAA records configured - any CA can issue certificates
Recommendations
  • • Implement CAA records to restrict which CAs can issue certificates for your domain
  • • This adds an extra layer of security against unauthorized certificate issuance
  • • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

90 domains
potlocker.vip *.potlocker.vip *.admin.potlocker.vip *.ahandinhandcadmin.potlocker.vip *.www.potlocker.vip

Other domains in certificate

5502aa.com *.5502aa.com *.ww38.5502aa.com *.www.5502aa.com
comparing.au *.comparing.au *.ww16.comparing.au
countryhealthrankings.org *.countryhealthrankings.org *.hostmaster.countryhealthrankings.org *.ww25.countryhealthrankings.org
*.ba.everlast.live *.bat.everlast.live *.blog.everlast.live everlast.live *.everlast.live *.office.everlast.live *.painel.everlast.live
instacode.live *.instacode.live *.ww25.instacode.live
*.admin.kingobdsports.live *.demo.kingobdsports.live kingobdsports.live *.kingobdsports.live *.lime.kingobdsports.live *.sitemaps.kingobdsports.live *.whm.kingobdsports.live
*.cloud.lady.de lady.de *.lady.de *.m.lady.de *.tenebroso.lady.de
*.m.nancybmusic.com nancybmusic.com *.nancybmusic.com *.test.nancybmusic.com
newbestsm.live *.newbestsm.live
*.git.nomadalgia.xyz *.muc.nomadalgia.xyz nomadalgia.xyz *.nomadalgia.xyz *.vm22.nomadalgia.xyz
ochronaskory.com *.ochronaskory.com *.ww25.ochronaskory.com
*.cpanel.penumbria.net penumbria.net *.penumbria.net *.smtp.penumbria.net *.webdisk.penumbria.net *.webmail.penumbria.net *.www.penumbria.net
polymertanks.com *.polymertanks.com
*.38.skylifts.com *.blog.skylifts.com *.download.skylifts.com *.e1af8d4a-90f0-4d73-bda5-467e90ee0686.skylifts.com *.es.skylifts.com *.git.skylifts.com *.log.skylifts.com *.magento.skylifts.com *.server.skylifts.com skylifts.com *.skylifts.com *.www6.skylifts.com
syw04.com *.syw04.com *.www.syw04.com
thetestimony.com *.thetestimony.com *.ww38.thetestimony.com
*.erp.uppclonline.in *.login.uppclonline.in uppclonline.in *.uppclonline.in
*.www.ygbook.info ygbook.info *.ygbook.info
*.ww16.your-app-domain.com *.ww38.your-app-domain.com your-app-domain.com *.your-app-domain.com